Class/Object

ksb.csle.component.reader

MultipleReaders

Related Docs: object MultipleReaders | package reader

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class MultipleReaders extends BaseReader[DataFrame, BatchReaderInfo, SparkSession] with HBaseFuncAPI

:: ApplicationDeveloperApi ::

Reader that loads multiple DataFrame from files and HBase tables and then merge them under given conditions.

Linear Supertypes
HBaseFuncAPI, BaseReader[DataFrame, BatchReaderInfo, SparkSession], BaseDoer, Logging, Serializable, Serializable, AnyRef, Any
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Inherited
  1. MultipleReaders
  2. HBaseFuncAPI
  3. BaseReader
  4. BaseDoer
  5. Logging
  6. Serializable
  7. Serializable
  8. AnyRef
  9. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new MultipleReaders(o: BatchReaderInfo)

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    o

    Object that contains message ksb.csle.common.proto.DatasourceProto.MultipleReadersInfo MultipleReadersInfo contains attributes as follows:

    • fileInfo: Attributes to merge file data (required)
    • phoenixInfo: Attributes to merge HBase table (required)
    • joinColumnName: Column name for joining (optional)

    MultipleReadersInfo

    message MultipleReadersInfo {
      repeated FileMergingInfo fileInfo = 1;
      repeated PhoenixMergingInfo phoenixInfo = 2;
      optional string joinColumnName = 3 [default = "TIMESTAMP"];
    }

    ksb.csle.common.proto.DatasourceProto.FileMergingInfo FileMergingInfo contains attributes as follows:

    • fileInfo: Attributes to read file data (required) Note: see 'FileReader' for more details
    • mergeType: Merge method (optional)

    FileMergingInfo

    message FileMergingInfo {
      required FileInfo fileInfo = 1;
      optional MergeType mergeType = 2 [default = INNER_JOIN];
    }

    ksb.csle.common.proto.DatasourceProto.PhoenixMergingInfo PhoenixMergingInfo contains attributes as follows:

    • phoenixInfo: Attributes to read HBase table (required) Note: see 'PhoenixReader' for more details
    • mergeType: Merge method (optional)

    PhoenixMergingInfo

    message PhoenixMergingInfo {
      required PhoenixInfo phoenixInfo = 1;
      optional MergeType mergeType = 2 [default = INNER_JOIN];
    }

Value Members

  1. final def !=(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

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    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0

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    Definition Classes
    Any
  5. def clone(): AnyRef

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  6. def close: Unit

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    Close the MultipleReaders.

    Close the MultipleReaders.

    Definition Classes
    MultipleReaders → BaseReader
  7. final def eq(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef
  8. def equals(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  9. def executeQuery(stmt: Statement, sql: String): ResultSet

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    Definition Classes
    HBaseFuncAPI
  10. def finalize(): Unit

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  11. final def getClass(): Class[_]

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    Definition Classes
    AnyRef → Any
  12. def getTableSchema(stmt: Statement, tableName: String): StructType

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    Definition Classes
    HBaseFuncAPI
  13. def getValueByType(rs: ResultSet, typeStr: String, index: Int): Any

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    Definition Classes
    HBaseFuncAPI
  14. def hashCode(): Int

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    Definition Classes
    AnyRef → Any
  15. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any
  16. val logger: Logger

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    Attributes
    protected
    Definition Classes
    Logging
  17. final def ne(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef
  18. final def notify(): Unit

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    Definition Classes
    AnyRef
  19. final def notifyAll(): Unit

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    Definition Classes
    AnyRef
  20. val o: BatchReaderInfo

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    Object that contains message ksb.csle.common.proto.DatasourceProto.MultipleReadersInfo MultipleReadersInfo contains attributes as follows:

    Object that contains message ksb.csle.common.proto.DatasourceProto.MultipleReadersInfo MultipleReadersInfo contains attributes as follows:

    • fileInfo: Attributes to merge file data (required)
    • phoenixInfo: Attributes to merge HBase table (required)
    • joinColumnName: Column name for joining (optional)

    MultipleReadersInfo

    message MultipleReadersInfo {
      repeated FileMergingInfo fileInfo = 1;
      repeated PhoenixMergingInfo phoenixInfo = 2;
      optional string joinColumnName = 3 [default = "TIMESTAMP"];
    }

    ksb.csle.common.proto.DatasourceProto.FileMergingInfo FileMergingInfo contains attributes as follows:

    • fileInfo: Attributes to read file data (required) Note: see 'FileReader' for more details
    • mergeType: Merge method (optional)

    FileMergingInfo

    message FileMergingInfo {
      required FileInfo fileInfo = 1;
      optional MergeType mergeType = 2 [default = INNER_JOIN];
    }

    ksb.csle.common.proto.DatasourceProto.PhoenixMergingInfo PhoenixMergingInfo contains attributes as follows:

    • phoenixInfo: Attributes to read HBase table (required) Note: see 'PhoenixReader' for more details
    • mergeType: Merge method (optional)

    PhoenixMergingInfo

    message PhoenixMergingInfo {
      required PhoenixInfo phoenixInfo = 1;
      optional MergeType mergeType = 2 [default = INNER_JOIN];
    }
  21. val p: MultipleReadersInfo

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  22. def read(spark: SparkSession): DataFrame

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    This reads DataFrame from HBase table using Apache Phoenix.

    This reads DataFrame from HBase table using Apache Phoenix.

    spark

    SparkSession.

    returns

    DataFrame.

    Definition Classes
    MultipleReaders → BaseReader
  23. def read(spark: SparkSession, info: PhoenixInfo): DataFrame

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    Definition Classes
    HBaseFuncAPI
  24. final def synchronized[T0](arg0: ⇒ T0): T0

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    Definition Classes
    AnyRef
  25. def toDataFrameType(name: String, dataType: String): StructField

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    Definition Classes
    HBaseFuncAPI
  26. def toString(): String

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    Definition Classes
    AnyRef → Any
  27. final def wait(): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  28. final def wait(arg0: Long, arg1: Int): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  29. final def wait(arg0: Long): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from HBaseFuncAPI

Inherited from BaseReader[DataFrame, BatchReaderInfo, SparkSession]

Inherited from BaseDoer

Inherited from Logging

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

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